package com.yangluyao.test.deadLock;

import java.util.concurrent.TimeUnit;


class HoldLockThread implements Runnable{
    private String lockA;
    private String lockB;

    public HoldLockThread(String lockA, String lockB) {
        this.lockA = lockA;
        this.lockB = lockB;
    }

    @Override
    public void run() {
        synchronized (lockA){
            System.out.println(Thread.currentThread().getName()+"\t 自己持有："+lockA+"\t 尝试获得"+lockB );
            try {
                TimeUnit.SECONDS.sleep(2);
            }catch (Exception e){
                e.printStackTrace();
            }
            synchronized (lockB){
                System.out.println(Thread.currentThread().getName()+"\t 自己持有："+lockB+"\t 尝试获得"+lockA );
            }
        }
    }
}
/**
 * @author YLY
 * @ClassName deadLockDemo 死锁demo
 * @Date 2020/5/23
 * @Version 1.0.2
 */

public class DeadLockDemo {

    public static void main(String[] args) {
         String lockA = "lockA";
         String lockB = "lockB";
        new Thread(new HoldLockThread(lockA,lockB),"ThreadAAA").start();
        new Thread(new HoldLockThread(lockB,lockA),"ThreadBBB").start();
    }
}
